—Wow, you have a really good voice. I_____ you were good at singing.

—Thank you.

A. haven’t known B. hadn’t known

C. didn’t know D. don’t know

The scientist spent years alone in the forest, ______ by eating wild fruit and small animals.

A. surviving B. survived

C. to survive D. having survived

Mom, don’t you think it’s OK to play once in a while it doesn’t affect my studies?

A. even if B. unless

C. so that D. as long as

—Why not find a new job?

—Why should I? I _____ as much, but I like what I'm doing.

A. didn't earn B. don't earn

C. hadn't earned D. haven’t earned

Anyone be in a rough life time, whether he is “Bai Fumei” or “Gao Fushuai.”

A. must B. will C. can D. should

We believe the time and hard work _______ in completing such an important project are worthwhile.

A. involved B. involving

C. to involve D. to be involved

When word came _______ Zhang Bichen became the winner of the “Voice of China 2014”, her fans, greatly excited, stood up cheering for her.

A. what B. that C. which D. where

—Look, the paint is starting to come off ______ the wall is damp.

—Well, we’d better have the wall repainted some day.

A. when B. once

C. if D. where

Time to us all is limited. So in the days _______, we must work out a practical plan for our study and keep to it strictly.

A. following B. to follow

C. followed D. being followed

If Susan ______ for ten more minutes at the party last night, she might have met Johnny Depp, the famous Hollywood star.

A. stayed B. would stay

C. had stayed D. would have stayed